🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1 AU - 1.06 AU

Year: 396 Days

Day: 43.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 51,867,280 km

• M1: 15,857 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.14 AU - 5.18 AU

Year: 3214 Days

Day: 35.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.3

Radius: 14.7

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.39 AU - 4.41 AU

Year: 3496 Days

Day: 5.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,867,280 km

• M1: 183,108 km (0.097 R)
• M2: 674,686 km (0.076 R)
• M3: 1,619,247 km (0.118 R)
• M4: 2,338,963 km (0.108 R)
• M5: 3,117,769 km (0.07 R)
• M6: 4,950,044 km (0.091 R)
• M7: 6,406,828 km (0.064 R)
• M8: 7,131,031 km (0.099 R)
• M9: 8,983,951 km (0.119 R)
• M10: 10,386,281 km (0.079 R)
• M11: 11,494,652 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.2

Radius: 6.5

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 11.01 AU - 17.81 AU

Year: 20718 Days

Day: 19.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,867,280 km

• M1: 116,088 km (0.094 R)
• M2: 647,460 km (0.072 R)
• M3: 2,010,446 km (0.096 R)
• M4: 2,301,114 km (0.05 R)
• M5: 2,557,824 km (0.111 R)
• M6: 3,176,412 km (0.076 R)
• M7: 6,710,811 km (0.068 R)
• M8: 7,113,229 km (0.104 R)
• M9: 10,342,598 km (0.087 R)
• M10: 13,783,948 km (0.107 R)
• M11: 16,436,168 km (0.1 R)
• M12: 18,772,887 km (0.077 R)
• M13: 29,478,111 km (0.088 R)
• M14: 32,790,656 km (0.08 R)
• M15: 37,707,490 km (0.118 R)
• M16: 42,275,461 km (0.114 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 19,385 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit